Home / 170,412.76-235,171.25-93,934.79

Finding the Fourth Proportional to 170,412.76, 235,171.25 and 93,934.79

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Solution

The fourth proportional to 170,412.76, 235,171.25 and 93,934.79 is: 129,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,412.76 : 235,171.25 = 93,934.79 : x
  2. Step 2: Convert to fraction form
    170,412.76/235,171.25 = 93,934.79/x
  3. Step 3: Cross multiply
    170,412.76x = 235,171.25 × 93,934.79
  4. Step 4: Simplify right side
    170,412.76x = 22,090,761,571.41
  5. Step 5: Solve for x
    x = 22,090,761,571.41/170,412.76
  6. Step 6: Final answer
    x = 129,630.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.